package cn.tedu.ivos.vehicle.service.impl;

import cn.tedu.ivos.base.exception.ServiceException;
import cn.tedu.ivos.base.response.StatusCode;
import cn.tedu.ivos.vehicle.mapper.VehicleMapper;
import cn.tedu.ivos.vehicle.pojo.dto.VehicleQuery;
import cn.tedu.ivos.vehicle.pojo.dto.VehicleSaveParam;
import cn.tedu.ivos.vehicle.pojo.entity.Vehicle;
import cn.tedu.ivos.vehicle.pojo.vo.VehicleVO;
import cn.tedu.ivos.vehicle.service.VehicleService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.Date;
import java.util.List;

@Slf4j
@Service
public class VehicleServiceImpl implements VehicleService {
    @Autowired
    VehicleMapper vehicleMapper;

    @Override
    public List<VehicleVO> selectVehicle(VehicleQuery vehicleQuery) {
        log.debug("查询车辆的业务：{}", vehicleQuery);
        List<VehicleVO> list = vehicleMapper.selectVehicle(vehicleQuery);
        return list;
    }


    @Override
    public void saveVehicle(VehicleSaveParam vehicleSaveParam) {
        log.debug("保存车辆的业务：{}", vehicleSaveParam);
        Vehicle vehicle = new Vehicle();
        BeanUtils.copyProperties(vehicleSaveParam, vehicle);
        //判断该车牌号是否已存在
        VehicleVO vehicleVO = vehicleMapper.selectVehicleByLicense(vehicle.getLicense());
        if (vehicle.getId() == null) { //新增
            if (vehicleVO != null) { //该车牌号已存在，则无法新增，抛出异常
                throw new ServiceException(StatusCode.LICENSE_EXISTS);
            }
                vehicle.setStatus("1"); //1空闲 2占用
                vehicle.setCreateTime(new Date());
                vehicle.setGeofenceBindStatus("0");
                vehicleMapper.insert(vehicle);
            }else{
                //如果车牌号已存在，且当前修改的id与查出来的id不一致，则抛出异常（不能将车牌号改成别人已存在的车牌号！）
                if(vehicleVO != null && !vehicleVO.getId().equals(vehicle.getId())){
                    throw new ServiceException(StatusCode.LICENSE_EXISTS);
                }
                vehicle.setUpdateTime(new Date());
                vehicleMapper.update(vehicle);
        }
    }

    @Override
    public void deleteVehicle(Long id) {
        log.debug("删除车辆的业务：{}", id);
        vehicleMapper.deleteById(id);
    }

    @Override
    public void unbindVehicle(Long vehicleId) {
        log.debug("解绑车辆的业务：{}", vehicleId);
        //创建空对象用来封装更新条件
        Vehicle vehicle = new Vehicle();
        vehicle.setId(vehicleId);
        vehicle.setGeofenceBindStatus("0");
        vehicle.setGeofenceId(null);
        vehicle.setUpdateTime(new Date());
        /* 之前更新的SQL要求围栏id不为null才能拼接更新条件,但此处业务需要将围栏id设置为null值
         * 所以需要新写一个Mapper方法和对应的SQL*/
        vehicleMapper.updateNullValue(vehicle);
    }

    @Override
    public void bindVehicle(Long geofenceId, Long vehicleId) {
        log.debug("绑定车辆的业务：{},{}", geofenceId,vehicleId);
        Vehicle vehicle = new Vehicle();
        vehicle.setId(vehicleId);
        vehicle.setGeofenceBindStatus("1");
        vehicle.setGeofenceId(geofenceId);
        vehicle.setUpdateTime(new Date());
        vehicleMapper.update(vehicle);
    }
}
